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Add (as an option) slower SD transfer mode

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Lukasz Stefanowicz 2013-04-24 10:50:57 +02:00
parent db5bb8546d
commit d71f1e9bf6
2 changed files with 5 additions and 0 deletions
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1
Marlin/Configuration.h
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@ -319,6 +319,7 @@ const bool Z_ENDSTOPS_INVERTING = true; // set to true to invert the logic of th
//#define ULTRA_LCD //general lcd support, also 16x2 //#define ULTRA_LCD //general lcd support, also 16x2
//#define DOGLCD // Support for SPI LCD 128x64 (Controller ST7565R graphic Display Family) //#define DOGLCD // Support for SPI LCD 128x64 (Controller ST7565R graphic Display Family)
//#define SDSUPPORT // Enable SD Card Support in Hardware Console //#define SDSUPPORT // Enable SD Card Support in Hardware Console
//#define SDSLOW // Use slower SD transfer mode (not normally needed - uncomment if you're getting volume init error)
//#define ULTIMAKERCONTROLLER //as available from the ultimaker online store. //#define ULTIMAKERCONTROLLER //as available from the ultimaker online store.
//#define ULTIPANEL //the ultipanel as on thingiverse //#define ULTIPANEL //the ultipanel as on thingiverse

4
Marlin/cardreader.cpp
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@ -146,7 +146,11 @@ void CardReader::initsd()
cardOK = false; cardOK = false;
if(root.isOpen()) if(root.isOpen())
root.close(); root.close();
#ifdef SDSLOW
if (!card.init(SPI_HALF_SPEED,SDSS))
#else
if (!card.init(SPI_FULL_SPEED,SDSS)) if (!card.init(SPI_FULL_SPEED,SDSS))
#endif
{ {
//if (!card.init(SPI_HALF_SPEED,SDSS)) //if (!card.init(SPI_HALF_SPEED,SDSS))
SERIAL_ECHO_START; SERIAL_ECHO_START;